Ice Crawl A firefighter practices using ice awls to extricate himself from a hole during an ice rescue training exercise at Lake St. Clair, Mich., Jan. 31, 2018. Air National Guard photo by Terry L. Atwell SHARE: Download: Full Size (1.87 MB) Tags: guard, air force, northcom, northern command, training, airmen Credit: Terry Atwell VIRIN: 180131-Z-MI929-076A.JPG Photo Gallery